2-sinf.185-bet

matematika 2-sinf 185-bet. 48-masala 48 ? ta 28 ta kivi 72 ta mandarin yechish: 28+72=100 (ta) javob: jami 100 ta kivi va mandarin qutilarga solingan. 49 rasm asosida masala tuzing va yeching. 16 ta ko‘p 5 ta ko‘p 10 ta yechish: 1) 10+5=15 (ta) – stepler 2) 15+16=31 (ta) – flomaster javob: 31 ta flomaster. 50 ifodalarning qiymati to‘g‘ri hisoblanganmi? (3+7)·4-12= 52 7-1+55:5= 17 15+8-4:2= 21 5+8·2-4= 22 5·4+9-2= 27 11+(10-4)·9= 65 28 17 namuna asosida yig‘indilarni topamiz. 51 48 86 47 39 25 22 14 32 18 18 17 31 27 50 50 100 44 92 mustaqil topshiriq: 185-bet. 52-masala shaxmat to‘garagida 17 ta o‘g‘il bola va bir nechta qiz bola bor edi. to‘garakka yana 8 ta qiz qo‘shilganidan …

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